BSD ALVX AF+ Frame

The BSD ALVX AF+ is Alex Donnachie’s signature BMX frame, built with an ultra-short rear end, responsive geometry and a stiff investment-cast chainstay yoke for precise street riding.

Features

• Signature frame: Alex Donnachie signature design
• Ultra-short rear end: 12.5–13" for quick and responsive handling
• Chainstay yoke: Investment-cast design for increased stiffness and tire clearance
• Tubing: Sanko Japanese seamless 4130 CrMo, triple butted
• Head angle: Steep 75.5° for precise steering
• Dropouts: 5 mm investment-cast with integrated chain tensioners
• Brakeless: Clean frame design without brake mounts
• Tire clearance: Wide rear triangle for tires up to 2.4"

Specifications

• Wheel Size: 20"
• Material: 100% 4130 CrMo
• Top Tube: 20.3 / 20.6 / 20.8 / 21 / 21.2"
• Chainstay: 12.5–13"
• Head Tube Angle: 75.5°
• Seat Tube Angle: 71°
• Bottom Bracket Height: 11.7"
• Standover Height: 8.7"
• Seat Clamp: Integrated
• Seatpost Diameter: 25.4 mm
• Bottom Bracket: Mid BB
• Dropouts: Investment-cast, 5 mm thick, 14 mm axle mount
• Chain Tensioner: Integrated
• Brake Type: Brakeless
• Brake Mounts: None
• Rotor Compatible: No
• Approx. Weight: 5 lbs
• Model Year: 2022